Logitech Wireless Bluetooth Headset Zone MSFT

Microphone type: omni-directional dual mems mic array frequency response: 85 ~ 20khz @-3db (mems mic freq resp) speakers frequency response (music mode): 30 ~ 13khz @ -10db frequency response (talk mode): 100 ~ 8khz per tia920 audio compliance: compliant to en 50332 battery built-in battery (lithium ion) battery life (talk time): 14 hrs (anc on), 15 hrs (anc off) battery life (listening time): 14 hrs (anc on), 16 hrs (anc off) charging qi wireless charging enabled 3qi wireless charger sold separately. usb-a to c charging cable: 130 cm 4available only for zone wireless. wireless bluetooth version: 5.0 wireless range: up to 30 m (open field line of sight) package contents wireless headset usb-a receiver usb-c adapter charging cable travel bag user documentation